EP1859253A4 - Method for determining chemical pulp kappa number with visible-near infrared spectrometry - Google Patents

Method for determining chemical pulp kappa number with visible-near infrared spectrometry

Info

Publication number
EP1859253A4
EP1859253A4 EP06705248A EP06705248A EP1859253A4 EP 1859253 A4 EP1859253 A4 EP 1859253A4 EP 06705248 A EP06705248 A EP 06705248A EP 06705248 A EP06705248 A EP 06705248A EP 1859253 A4 EP1859253 A4 EP 1859253A4
Authority
EP
European Patent Office
Prior art keywords
visible
near infrared
chemical pulp
kappa number
infrared spectrometry
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP06705248A
Other languages
German (de)
French (fr)
Other versions
EP1859253A1 (en
EP1859253B1 (en
Inventor
Thanh P Trung
Stephen P A Betts
Denys F Leclerc
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FPInnovations
Original Assignee
FPInnovations
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by FPInnovations filed Critical FPInnovations
Publication of EP1859253A1 publication Critical patent/EP1859253A1/en
Publication of EP1859253A4 publication Critical patent/EP1859253A4/en
Application granted granted Critical
Publication of EP1859253B1 publication Critical patent/EP1859253B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/228—Automation of the pulping processes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • G01N33/343—Paper paper pulp
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1052—Controlling the process
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3155—Measuring in two spectral ranges, e.g. UV and visible
EP06705248A 2005-03-04 2006-02-28 Method for determining chemical pulp kappa number with visible-near infrared spectrometry, and means therefor Active EP1859253B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65818305P 2005-03-04 2005-03-04
PCT/CA2006/000294 WO2006092045A1 (en) 2005-03-04 2006-02-28 Method for determining chemical pulp kappa number with visible-near infrared spectrometry

Publications (3)

Publication Number Publication Date
EP1859253A1 EP1859253A1 (en) 2007-11-28
EP1859253A4 true EP1859253A4 (en) 2010-12-01
EP1859253B1 EP1859253B1 (en) 2012-09-12

Family

ID=36940806

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06705248A Active EP1859253B1 (en) 2005-03-04 2006-02-28 Method for determining chemical pulp kappa number with visible-near infrared spectrometry, and means therefor

Country Status (9)

Country Link
US (1) US7604712B2 (en)
EP (1) EP1859253B1 (en)
JP (1) JP2008532021A (en)
CN (1) CN100538337C (en)
BR (1) BRPI0607744B1 (en)
CA (1) CA2599033C (en)
NO (1) NO338171B1 (en)
RU (1) RU2390760C2 (en)
WO (1) WO2006092045A1 (en)

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AU2013203145B2 (en) * 2009-02-11 2015-05-14 Xyleco, Inc. Processing biomass
BRPI1008565B1 (en) * 2009-02-11 2017-11-21 Xyleco, Inc. METHODS OF REDUCING THE RECHARCTION OF A BIOMASS PREMIUM AND PREPARATION OF A PRODUCT
CN101581665A (en) * 2009-03-20 2009-11-18 北京林业大学 Method for directly predicting adaptability of pulp of vegetable fibre material
US8524037B2 (en) * 2010-02-01 2013-09-03 Canfor Pulp And Paper Sales Ltd. Continuous digestion of chip blends containing a western red cedar chip furnish
CN102288569A (en) * 2010-06-21 2011-12-21 中国科学院上海生命科学研究院 Method for rapidly analyzing fiber biomass
CN101957315B (en) * 2010-09-11 2012-02-15 大连工业大学 Method for measuring lignin content in black liquor
EP2839073A1 (en) * 2012-04-16 2015-02-25 Stora Enso Oyj Method for automatically determining stickies in a recycled fibre process
CA2885398A1 (en) 2012-10-10 2014-04-17 Xyleco, Inc. Processing materials
AP2015008340A0 (en) 2012-10-10 2015-04-30 Xyleco Inc Treating biomass
US9282693B2 (en) 2013-02-20 2016-03-15 Deere & Company Data encoding with planting attributes
US9693503B2 (en) 2013-02-20 2017-07-04 Deere & Company Crop sensing
US11212962B2 (en) 2013-02-20 2022-01-04 Deere & Company Field condition determination
US10178828B2 (en) 2013-02-20 2019-01-15 Deere & Company Per plant crop sensing resolution
US9066465B2 (en) 2013-02-20 2015-06-30 Deere & Company Soil compaction reduction system and method
US9668420B2 (en) 2013-02-20 2017-06-06 Deere & Company Crop sensing display
NZ743055A (en) 2013-03-08 2020-03-27 Xyleco Inc Equipment protecting enclosures
JP6483021B2 (en) * 2013-09-11 2019-03-13 日本製紙株式会社 Method for producing dissolved kraft pulp
CN103630501B (en) * 2013-11-14 2016-01-06 华南理工大学 A kind of paper pulp kappa number analyzer and control method thereof fast
WO2016090455A1 (en) * 2014-12-12 2016-06-16 Canfor Pulp Ltd Method and apparatus for controlling a cellulosic pulp process
CN105223102A (en) * 2015-09-29 2016-01-06 中国林业科学研究院林产化学工业研究所 A kind of method utilizing Near Infrared Spectroscopy for Rapid slurrying material basic density
FI20165270A (en) * 2016-03-31 2017-10-01 Kemira Oyj Method and system for determining starch in a sample
FI127260B (en) 2016-12-08 2018-02-15 Valmet Automation Oy Method and measuring apparatus for measuring suspension
FI127733B (en) * 2016-12-19 2019-01-15 Valmet Automation Oy Apparatus and method for optically measuring fluidal matter having fluid as medium and particles non-dissolved in medium
US10801892B2 (en) * 2017-05-01 2020-10-13 HallStar Beauty and Personal Care Innovations Company Methods and systems for quantitatively measuring photoprotection
FI128736B (en) * 2018-03-09 2020-11-13 Valmet Automation Oy Method and measurement apparatus for measuring suspension
CN113866047B (en) * 2021-10-21 2024-04-02 南京信息工程大学 Viscosity coefficient optical measurement device and method based on machine learning
WO2023230071A1 (en) * 2022-05-23 2023-11-30 Nearwave Corp. Near infrared spectroscopy device control and operation

Citations (4)

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Publication number Priority date Publication date Assignee Title
US4013506A (en) * 1974-07-22 1977-03-22 Canadian International Paper Company Method and apparatus for automatically and simultaneously controlling solution viscosity and brightness of a pulp during multi-stage bleaching
US5420682A (en) * 1993-07-02 1995-05-30 Honeywell Inc. Method and apparatus for compensating spectral data with a color sensor
WO1995031710A1 (en) * 1994-05-18 1995-11-23 Sjoeberg Kjell Spectrophotometric method to measure quality and strength parameters in trees, lumber, timber, chips, saw dust, pulp and paper
US5680321A (en) * 1994-05-18 1997-10-21 Eka Nobel Ab Method of quantifying the properties of paper

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CA1277110C (en) * 1986-05-07 1990-12-04 Rudolf Patt Method for cooking control of lignocelluloses by ftir spectroscopy
US5218207A (en) * 1989-01-19 1993-06-08 Futrex, Inc. Using led harmonic wavelengths for near-infrared quantitative
SE507486C3 (en) * 1991-09-12 1998-07-13 Valmet Automation Kajaani Ltd Method and apparatus for saturating fiber properties with near-infrared spectroscopy
EP0899373A1 (en) * 1997-08-28 1999-03-03 Ciba SC Holding AG Method of whitening lignin-containing pulp during manufacture
US6069688A (en) * 1997-12-11 2000-05-30 Honeywell International Inc. Method for producing continuous in-like kappa measurements for papermaking pulps
US5953111A (en) * 1997-12-11 1999-09-14 Honeywell Inc. Continuous in-line kappa measurement system
US6797113B2 (en) * 1999-02-24 2004-09-28 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps method
US6475339B1 (en) * 1999-06-03 2002-11-05 Lnstitute Of Paper Science And Technology, Inc Method for rapidly determining a pulp kappa number using spectrophotometry
US6551451B2 (en) * 1999-12-23 2003-04-22 Pulp And Paper Research Institute Of Canada Method for determining liquid content in chemical pulps using ramen spectrometry
SE523308E (en) * 2000-03-02 2007-09-26 Valmet Fibertech Ab Method for Continuous Determination of Properties of a Wood Fiber Flow for Wood Fiber Disc Production
SE516232C2 (en) * 2000-04-14 2001-12-03 Stora Kopparbergs Bergslags Ab Method of making pulp and product of the method
JP4022434B2 (en) * 2002-06-13 2007-12-19 株式会社リコー Liquid concentration detection apparatus and image forming apparatus
WO2005029541A2 (en) * 2003-08-14 2005-03-31 Microspectral Sensing, Llc System and method for integrated sensing and control of industrial processes

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013506A (en) * 1974-07-22 1977-03-22 Canadian International Paper Company Method and apparatus for automatically and simultaneously controlling solution viscosity and brightness of a pulp during multi-stage bleaching
US5420682A (en) * 1993-07-02 1995-05-30 Honeywell Inc. Method and apparatus for compensating spectral data with a color sensor
WO1995031710A1 (en) * 1994-05-18 1995-11-23 Sjoeberg Kjell Spectrophotometric method to measure quality and strength parameters in trees, lumber, timber, chips, saw dust, pulp and paper
US5680321A (en) * 1994-05-18 1997-10-21 Eka Nobel Ab Method of quantifying the properties of paper

Also Published As

Publication number Publication date
RU2007136715A (en) 2009-04-10
BRPI0607744B1 (en) 2018-04-17
EP1859253A1 (en) 2007-11-28
CA2599033A1 (en) 2006-09-08
BRPI0607744A2 (en) 2010-03-16
JP2008532021A (en) 2008-08-14
US7604712B2 (en) 2009-10-20
NO338171B1 (en) 2016-08-01
CN101133315A (en) 2008-02-27
CA2599033C (en) 2011-06-07
CN100538337C (en) 2009-09-09
WO2006092045A1 (en) 2006-09-08
US20060196622A1 (en) 2006-09-07
NO20074984L (en) 2007-12-04
EP1859253B1 (en) 2012-09-12
RU2390760C2 (en) 2010-05-27

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